Nevermind, I found it:
join(df1, df2; on = :Start, kind = :semi, makeunique = false,
indicator = nothing, validate = (false, false))
I had to call the columns with the same name
Nevermind, I found it:
join(df1, df2; on = :Start, kind = :semi, makeunique = false,
indicator = nothing, validate = (false, false))
I had to call the columns with the same name